battery aaa alkaline
1. Use battery shrapnel; there are plug-in or
patch feet on the battery shrapnel, which can be soldered to the holes
or pads of the PCB board, and the battery aaa alkaline is placed in the
battery shrapnel;
Solder nickel sheet or wire
2. Carry out spot
welding on the battery aaa alkaline, solder the pins, and then weld the
battery aaa alkaline with pins or outlets on the PCB.